Couple #1 = 2 stars, Couple #2 = 4 stars, Couple #3 = 1 stars, Couple #4 = 5 stars, Couple #5 = 2 stars. There was a pretty big spectrum of relationships/semes/ukes in the various oneshots. The ukes were similar sexually though and most were super enthusiastic and consenting.
Kaihatsu Muramura Mode